VPN-FlashBack GuiYan is a free iPhone app developed by HUABO TECHNOLOGY INTERNATIONAL LIMITED. It is a specially designed VPN service for overseas Chinese and students to access Chinese websites and applications while abroad. With just one click, VPN-FlashBack GuiYan can accelerate popular applications and games in mainland China such as Bilibili, Youku, iQiyi, Tencent Video, Tencent Sports, QQ Music, NetEase CloudMusic, Genshin, PUBG, and more.

This app supports various network standards including 4G, 5G, and WiFi, making it easy to connect to the internet and match with major applications. Whether you're watching TV series, listening to music, playing games, watching live broadcasts, or doing business office work, VPN-FlashBack GuiYan ensures a stable and uninterrupted acceleration experience. It also offers online customer service within the app, as well as customer service support through WeChat official account and email.

VPN-FlashBack GuiYan boasts dedicated acceleration nodes for fast and stable connections, ensuring minimal delays. It prioritizes security by encrypting transmission data to protect user privacy. The app also features a simple one-click intelligent matching of high-speed nodes for easy usage. With 24/7 customer service support, users can rely on assistance whenever needed.

Please note that if you encounter any issues, you can contact the customer service within the app or provide feedback through their email and WeChat official account.